SI Jacobson Manufacturing

SI Jacobson Manufacturing SI Jacobson delivers custom sewing, injection molding, and thermoforming solutions for automotive, medical, defense, electronics, and consumer industries.

Proudly Made in USA, with sustainable practices and global warehousing support. SI Jacobson is a U.S.-based manufacturer and global partner specializing in custom sewing, injection molding, and thermoforming solutions. For more than nine decades, we have helped companies in various industries, including automotive, medical and healthcare, military and defense, electronics and technology, industria

l tools and equipment, consumer care, and outdoor sporting goods, bring innovative products to market with speed, quality, and precision. What sets SI Jacobson apart is our end-to-end approach. From the earliest stages of design, research, and CAD engineering through prototyping, sampling, and bulk production, our team ensures that every project is optimized for cost, efficiency, and performance. With both domestic manufacturing in Lake Forest, Illinois, and trusted international production partners, we offer the flexibility to scale while meeting the diverse needs of our clients. Our domestic and international warehousing and fulfillment capabilities further support just-in-time delivery and supply chain stability. Sustainability is at the core of who we are. SI Jacobson integrates eco-friendly materials, lean manufacturing practices, and energy-efficient processes to reduce waste and environmental impact while helping clients achieve their own sustainability goals. Our products comply with stringent standards, including ISO, RoHS, and Prop 65, and we offer whole Berry Amendment–compliant manufacturing for defense and government contracts. Every solution we deliver is built on the foundation of quality, collaboration, and trust. Whether creating rugged military gear, sterile medical packaging, protective electronics cases, or durable automotive tool kits, our goal is to design and manufacture products that make our clients more competitive, resilient, and future-focused. With a track record of delivering reliable, cost-effective solutions, SI Jacobson remains the manufacturing partner of choice for leading companies across the United States.

In the field, tool storage is not just about organization. It is about reliability, safety, and performance.SI Jacobson ...
04/30/2026

In the field, tool storage is not just about organization. It is about reliability, safety, and performance.

SI Jacobson Manufacturing designs and produces heavy-duty industrial tool bags, ANSI-compliant storage cases, and rugged organizers built for real-world conditions. Every product is engineered to support tradespeople and crews working in construction, utilities, aerospace, and general contracting.

From reinforced materials to practical layouts, each solution is designed to protect critical tools, improve efficiency, and meet compliance standards on the job site.

Because when the job demands precision, your equipment needs to be exactly where you expect it to be. https://rizzoyoung.biz/sij

Every product starts with a decision: how will this actually be built?At SI Jacobson Manufacturing, custom design and de...
04/23/2026

Every product starts with a decision: how will this actually be built?

At SI Jacobson Manufacturing, custom design and development is about finding the right process from the start. Whether it’s soft goods, plastics, metal fabrication, or full assemblies, the goal is the same: create products that perform in the real world.

Because the right approach early on saves time, cost, and complexity later.

Learn more: https://sij.com/custom-design-development-1

We’ve launched a new website.It’s built around what matters most to us: collaboration, process, and real-world performan...
04/16/2026

We’ve launched a new website.

It’s built around what matters most to us: collaboration, process, and real-world performance.

For over 90 years, SI Jacobson Manufacturing has worked with clients to turn ideas into high-performing products, from soft goods to advanced plastics and beyond.

Take a look and see how we approach custom manufacturing: https://www.sij.com/

Partner with SI Jacobson for custom manufacturing solutions. Cut and Sew Soft goods, thermoforming, injection molding, and product design. USA Manufacturing and Low Cost Country Sourcing. Built on Legacy. Driven by Partnership.

Choosing the wrong manufacturing process doesn’t just impact production. It impacts cost, speed, and scalability.When it...
04/09/2026

Choosing the wrong manufacturing process doesn’t just impact production. It impacts cost, speed, and scalability.

When it comes to plastic components, the decision between thermoforming and injection molding comes down to context:

• How many units are you producing?
• How quickly do you need to move?
• How complex is the design?
• What does this need to cost at scale?

Thermoforming offers flexibility, lower upfront costs, and faster turnaround for smaller runs. Injection molding delivers precision, consistency, and efficiency at high volumes.

Both are proven. But they are built for very different situations.

At SI Jacobson Manufacturing, we don’t start with assumptions about the process. We start by understanding your product, your timeline, and your long-term goals.

Because the right decision upfront prevents costly problems later.

Read more: https://www.sij.com/manufacturing-blog/thermoforming-vs-injection-molding-choosing-right-process

We’re heading to space… well, almost 🚀SI Jacobson Manufacturing will be at the Northeast Astronomy Forum & Space Expo 20...
04/02/2026

We’re heading to space… well, almost 🚀

SI Jacobson Manufacturing will be at the Northeast Astronomy Forum & Space Expo 2026 on April 11–12, surrounded by some of the most exciting advancements in astronomy and space technology.

From durable cases to specialized soft goods, we love working on products that protect and perform in demanding environments.

If you’ll be there, let’s connect! https://www.neafexpo.com/

When you’re on the road, the last thing you want is shifting cargo.This automotive cargo net system is built to keep eve...
03/26/2026

When you’re on the road, the last thing you want is shifting cargo.

This automotive cargo net system is built to keep everything in place, from daily essentials to critical gear. Designed with durability and flexibility in mind, it adapts to different loads while staying secure through movement and vibration.

It’s a simple solution, but one that makes a real difference in safety and reliability.

What’s one thing you always make sure is secured before driving?

Learn more: https://rizzoyoung.biz/sij

Reducing waste. Controlling costs. Staying competitive.Lean manufacturing is helping companies navigate rising costs, su...
03/19/2026

Reducing waste. Controlling costs. Staying competitive.

Lean manufacturing is helping companies navigate rising costs, supply chain challenges, and growing demand for sustainable production. By focusing on efficiency at every stage, manufacturers can improve reliability while minimizing excess.

From advanced recycling to energy-efficient processes, lean strategies create stronger, more resilient operations.

Learn how it all comes together: https://www.sij.com/manufacturing-blog/lean-manufacturing-action-cutting-waste-cost-savings

Lean manufacturing plays a critical role in helping manufacturers reduce waste, control costs, and stay competitive in an increasingly volatile production environment.

When the mission is casualty care, there's no room for a bag that fails under pressure.This tactical medical pack was de...
03/13/2026

When the mission is casualty care, there's no room for a bag that fails under pressure.

This tactical medical pack was designed and manufactured at our facility in Lake Forest, Illinois.

It's Berry-compliant, made in the U.S., and built around one core requirement: Every supply a medic needs is exactly where they expect it to be.

The interior tells the story.

• Labeled compartment panels for airway management and IV access.

• Mesh pockets and elastic retention sized for specific equipment.

• MOLLE-compatible exterior for integration with standard load-bearing systems.

• MultiCam shell with coyote hardware built to perform in the conditions where this bag will actually be used.

For those of you working in defense procurement, tactical gear development, or military medical applications, we'd genuinely like to understand what you're seeing in the field.

What are the organization and durability challenges that keep coming up?

Where does off-the-shelf gear fall short for your application?

We ask because the best solutions we've built in this sector started with those conversations, not with assumptions about what the product should be: https://rizzoyoung.biz/sij-military-defense

A 97-year-old American tool brand. A 36-hour fulfillment promise. And packaging that wasn't keeping pace with either.We ...
03/05/2026

A 97-year-old American tool brand. A 36-hour fulfillment promise. And packaging that wasn't keeping pace with either.

We partnered with them to redesign their tool rolls and pouches from the ground up — new materials, new construction, new stocking program — all built domestically, all built to match the quality of the tools themselves.

The short version: the tools always told the brand's story. Now the packaging does too.

Full case study at the link. 👇

https://rizzoyoung.biz/sij-tool-rolls-case-study

SI Jacobson Manufacturing produced tool rolls domestically. This product is reengineered with improved durability, speed, and brand appeal for better industrial storage.

Next week, we’re heading to the MEDTRADE Expo & Conference in Phoenix!Medtrade is the largest annual gathering for the D...
02/26/2026

Next week, we’re heading to the MEDTRADE Expo & Conference in Phoenix!

Medtrade is the largest annual gathering for the DMEPOS and home medical equipment community, showcasing the latest in mobility, respiratory, sleep, rehab, and daily living products.

SI Jacobson Manufacturing supports the medical and healthcare industry with custom medical bags, protective device cases, wearables, and sub-assemblies built for durability, compliance, and patient-centered performance.

We look forward to connecting with healthcare manufacturers and providers who need reliable, scalable soft good solutions.

Learn about our work in the medical industry: https://rizzoyoung.biz/sij-medical-healthcare

Address

13950 W Business Center Drive
Green Oaks, IL
60045

Opening Hours

Monday 7am - 4pm
Tuesday 7am - 4pm
Wednesday 7am - 4pm
Thursday 7am - 4pm
Friday 7am - 4pm

Telephone

+18476231414

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